Product datasheet PLANTASTAR 250 W E40 PLANTASTAR-T | High-pressure sodium vapor lamps for open and enclosed luminaires Areas of application _ Greenhouses _ Suitable for growth of fruit due to emission of photosynthesis optimised light _ Application only in suitable luminaires __ Product benefits _ Shorter production times _ Control over blossoming Product features _ Average lifetime: 12,000 h _ Provides light for the photosynthesis in plants _ Photon flux: > 90 % after 12,000 h _ High-pressure sodium lamp especially for greenhouse lighting May 25, 2016, 17:16:08 PLANTASTAR 250 W E40 © 2016, OSRAM GmbH. All rights reserved. Page 1 of 4 Product datasheet Technical data Electrical data Nominal wattage 250.00 W Rated wattage 255.00 W Lamp current 2.95 A Nominal voltage 100 V Ignition voltage 4.0 / 5.0 kVp 1) 1) Minimum / Maximum Photometrical data __ Photon flux 420 µmol/s Photon flux efficacy 1.6 µmol/s/W Color rendering index Ra 20 Color temperature 2000 K Rated LLMF at 2,000 h 0.98 Rated LLMF at 4,000 h 0.97 Rated LLMF at 6,000 h 0.96 Rated LLMF at 8,000 h 0.95 Rated LLMF at 12,000 h 0.94 Rated LLMF at 16,000 h 0.94 Dimensions & weight Diameter 47.0 mm Length 257.0 mm Light center length (LCL) 158.0 mm Product weight 148.00 g Temperatures & operating conditions May 25, 2016, 17:16:08 PLANTASTAR 250 W E40 © 2016, OSRAM GmbH. All rights reserved. Page 2 of 4 Product datasheet Maximum permitted outer bulb temperature 400 °C Maximum permitted base edge temperature 250 °C Lifespan Rated lamp survival factor at 2,000 h 0.99 Rated lamp survival factor at 4,000 h 0.99 Rated lamp survival factor at 6,000 h 0.98 Rated lamp survival factor at 8,000 h 0.98 Rated lamp survival factor at 12,000 h 0.97 Lifespan B50 32000 h Lifespan B10 24000 h Lifespan B5 20000 h Additional product data Base (standard designation) E40 Design / version Clear Mercury content 24.0 mg 1) 1) Maximum Capabilities __ Dimmable No Burning position Any Enclosed luminaire required No Country specific categorizations ILCOS May 25, 2016, 17:16:08 PLANTASTAR 250 W E40 ST-250-H/E-E40-47/257 © 2016, OSRAM GmbH. All rights reserved. Page 3 of 4 Product datasheet Light Distribution Spectral power distribution __ Logistical Data Product code Product description Packaging unit (Pieces/Unit) Dimensions (length x width x height) Volume Gross weight 4008321240620 PLANTASTAR 250 W E40 Shipping carton box 12 270 mm x 346 mm x 222 mm 20.74 dm³ 2933.00 g The mentioned product code describes the smallest quantity unit which can be ordered. One shipping unit can contain one or more single products. When placing an order, for the quantity please enter single or multiples of a shipping unit. Disclaimer Subject to change without notice. Errors and omission excepted. Always make sure to use the most recent release. May 25, 2016, 17:16:08 PLANTASTAR 250 W E40 © 2016, OSRAM GmbH. All rights reserved. Page 4 of 4